Cardboard sheet with scored grid surface



FIG. 1 is a top view of the cardboard sheet with scored grid surface.

FIG. 2 is a bottom view of the cardboard sheet with scored grid surface.

FIG. 3 is a right side view of the cardboard sheet with scored grid surface; the left side view is a mirror image of the right side view.

FIG. 4 is a front side view of the cardboard sheet with scored grid surface; the back side view is a mirror image of the front side view.

FIG. 5 is a perspective view of the cardboard sheet with scored grid surface; and,

FIG. 6 is an enlarged detail view of area 6 circumscribed within FIG. 5.

The cardboard sheet with scored grid surface includes symbolic breaks along its length and width. The area between the break lines forms no part of the claimed design. Likewise, the broken lines that circumscribe area 6 in FIG. 5 form no part of the claimed design. 

CLAIM I claim the ornamental design for a cardboard sheet with scored grid surface, as shown. 